AirHint found the following cheapest return flights from Seoul (ICN) to Athens (ATH) in August 2026 (see full year).

Return flights

21 Aug - 28 Aug	Scandinavian Airlines
22 Aug - 30 Aug	Scandinavian Airlines
15 Aug - 23 Aug	Scandinavian Airlines
20 Aug - 27 Aug	Scandinavian Airlines
12 Aug - 17 Aug	SWISS
07 Aug - 14 Aug	Scandinavian Airlines
13 Aug - 21 Aug	Scandinavian Airlines
11 Aug - 21 Aug	Scandinavian Airlines
08 Aug - 15 Aug	Qatar Airways
01 Aug - 09 Aug	Lufthansa
24 Aug - 04 Sep	Scoot

Also check the deals for one-way flights from Seoul to Athens in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Seoul to Athens in August from 608€

Return flights